Blockchain Workshop

Environment

Steps to install solc on Mac. Yes, it takes time. Yes, a lot of time.

brew update
brew upgrade
brew tap ethereum/ethereum
brew install ethereum
brew install solidity #It took around 40 minutes
brew linkapps solidity

For other guides refer to Installing solidity and Go Ethereum

Verify installation with solc --version and geth version.

Steps to install web3j on Mac.

brew tap web3j/web3j
brew install web3j

Verify installation with web3j version.

Setup IntelliJ and then go to Plugins -> Browse repositories -> Intellij-Solidity

Solidity contracts are in solidity directory. We can recompile all of them and recreate java classes with ./regenerate-solidity.sh

To run test fast we recommend ganache.

npm install -g ganache-cli

Name		Name	Last commit message	Last commit date
Latest commit History 3 Commits
gradle/wrapper		gradle/wrapper
local-testnet		local-testnet
solidity		solidity
src		src
.gitignore		.gitignore
Readme.md		Readme.md
build.gradle		build.gradle
gradlew		gradlew
gradlew.bat		gradlew.bat
local-testnet-for-koszczu.sh		local-testnet-for-koszczu.sh
local-testnet-init.sh		local-testnet-init.sh
local-testnet-run.sh		local-testnet-run.sh
regenerate-solidity.sh		regenerate-solidity.sh